A metallic item, cylindrical, with or without a flange at one end. It is designed to be inserted into a hole to reduce friction and/or the inside diameter of the hole, and protect the surrounding body structure from damage resulting from stress, strain and/or vibration. It must have a through hole parallel to its axis. It is designed for subsequent drilling operation. For items that are tapered see bushing (1), tapered. Excludes bushing, sleeve.
Classification: Drilling, threading or tapping tools and parts thereof, base metal
NSN 6685-01-360-4548
NSN 5910-01-502-9833
NSN 6685-01-545-4140
NSN 6685-01-323-0671
NSN 5935-01-324-7766
NSN 6240-00-242-6231
NSN 6135-01-142-2417
NSN 2925-01-341-7423
NSN 6105-01-248-3062
NSN 5990-00-212-4316
NSN 5905-01-628-0111
NSN 5965-01-129-8551